Home / 1,898,229.28-2,619,551.60-1,038,782.02

Finding the Fourth Proportional to 1,898,229.28, 2,619,551.60 and 1,038,782.02

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Solution

The fourth proportional to 1,898,229.28, 2,619,551.60 and 1,038,782.02 is: 1,433,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,229.28 : 2,619,551.60 = 1,038,782.02 : x
  2. Step 2: Convert to fraction form
    1,898,229.28/2,619,551.60 = 1,038,782.02/x
  3. Step 3: Cross multiply
    1,898,229.28x = 2,619,551.60 × 1,038,782.02
  4. Step 4: Simplify right side
    1,898,229.28x = 2,721,143,102,542.23
  5. Step 5: Solve for x
    x = 2,721,143,102,542.23/1,898,229.28
  6. Step 6: Final answer
    x = 1,433,516.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.